C.3 CN1820 ODD I/F connector (50-PIN) Appendix C Pin Assignment
C-6 PORTEGE M300 Maintenance Manual (960-504)
C.3 CN1820 ODD I/F connector (50-PIN) Table C-3 ODD I/F connector (50-PIN)
PIN No. Signal name I/O PIN No. Signal name I/O
1 (AUDIO-L) - 2 (AUDIO-R) -
3 N.C. - 4 N.C. -
5 IDRSTB-P5N I 6 SDD08-P3P I/O
7 SDD07-P3P I/O 8 SDD09-P3P I/O
9 SDD06-P3P I/O 10 SDD10-P3P I/O
11 SDD05-P3P I/O 12 SDD11-P3P I/O
13 SDD04-P3P I/O 14 SDD12-P3P I/O
15 SDD03-P3P I/O 16 SDD13-P3P I/O
17 SDD02-P3P I/O 18 SDD14-P3P I/O
19 SDD01-P3P I/O 20 SDD15-P3P I/O
21 SDD00-P3P I/O 22 SDDREQ-P3P I/O
23 GND - 24 SDIOR-P3N I
25 SDIOW-P3N I 26 GND -
27 SIORDY-P3P O 28 SDDACK-P3N I
29 IRQ15-P3P O 30 N.C. -
31 SDA1-P3P I 32 N.C. -
33 SDA0-P3P I 34 SDA2-P3P I
35 SDCS1-P3N I 36 SDCS3-P3N I
37 (DASP) - 38 SB-P5V -
39 SB-P5V - 40 SB-P5V -
41 SB-P5V - 42 SB-P5V -
43 GND - 44 GND -
45 GND - 46 GND -
47 N.C. - 48 GND -
49 N.C. - 50 N.C. -
1T GND - 2T GND -